{"product_id":"12au7-westinghouse-v4","title":"(!!) 12AU7A Westinghouse dark black plates \"D\" getter halo  1960 era like new (8.2\/7.8ma) (same Gm)","description":"\u003cp\u003e\u003cstrong\u003e1 low noise tube) 12AU7A Westinghouse dark black plates \"D\" getter halo 1960 like new in white box\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e8.2ma Gm=1900\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cstrong\u003e7.8ma Gm=1900\u003c\/strong\u003e\u003c\/p\u003e\n\u003cp\u003e\u003cspan style=\"color: rgb(255, 42, 0);\"\u003e- similar to 12AU7 RCA black plate\u003c\/span\u003e\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003eGood Ma = 8-10ma\u003c\/p\u003e\n\u003cp\u003eGood Gm range 1800-2200\u003c\/p\u003e\n\u003cp\u003eMatched on Amplitrex\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003ebest for:\u003c\/p\u003e\n\u003cp\u003e \u003c\/p\u003e\n\u003cp\u003e- Cayin MT-35 Integrated amp\u003cbr\u003e- Rogue Audio Cronus\u003cbr\u003e- Rogue audio Perseus + Rogue audio stereo 90, \u003cbr\u003e- Sun Audio 1000\u003cbr\u003e- CJ PV10\u003cbr\u003e- VTL 7.5 Series II\u003cbr\u003e- Ampeg\u003cbr\u003e- Aguilar DB750 driver tube\u003cbr\u003e- Odyssey Kandela preamp\u003cbr\u003e- David Berning ZOTL Pre One Audio Preamplifier\u003c\/p\u003e","brand":"Tube World","offers":[{"title":"Default Title","offer_id":14226644533337,"sku":"12au7west50","price":34.99,"currency_code":"USD","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0333\/7633\/files\/6_76059ef3-fb33-4606-a7db-10a343e122e4.jpg?v=1794080090","url":"https:\/\/tubeworldexpress.com\/products\/12au7-westinghouse-v4","provider":"Tube World Express","version":"1.0","type":"link"}